/Engine/Plugins/Developer/Concert/ConcertUI/ConcertSharedSlate/Source/ConcertSharedSlate/Public/Session/Activity/SConcertSessionActivities.h
Used to overlay a widget over a column widget to add custom functionalities to a row.
typedef TBaseDelegate_ThreeParams< [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [SWidget](API\Runtime\SlateCore\Widgets\SWidget) >, [TWeakPtr](API\Runtime\Core\Templates\TWeakPtr)< [SMultiColumnTableRow](API\Runtime\Slate\Widgets\Views\SMultiColumnTableRow)< [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FConcertSessionActivity](API\Plugins\ConcertSyncCore\FConcertSessionActivity) > > >, [TWeakPtr](API\Runtime\Core\Templates\TWeakPtr)< [FConcertSessionActivity](API\Plugins\ConcertSyncCore\FConcertSessionActivity) >, const [FName](API\Runtime\Core\UObject\FName) & > FMakeColumnOverlayWidgetFunc